/* MIT License - 2022 JackCarterSmith                                         */
/* Modified and cleaned version - 19/08/2022                                  */
/*                                                                            */
/* Copyright (c) 2005 Robert Kooima                                           */
/*                                                                            */
/* Permission is hereby granted, free of charge, to any person obtaining a    */
/* copy of this software and associated documentation files (the "Software"), */
/* to deal in the Software without restriction, including without limitation  */
/* the rights to use, copy, modify, merge, publish, distribute, sublicense,   */
/* and/or sell copies of the Software, and to permit persons to whom the      */
/* Software is furnished to do so, subject to the following conditions:       */
/*                                                                            */
/* The above copyright notice and this permission notice shall be included in */
/* all copies or substantial portions of the Software.                        */
/*                                                                            */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR */
/* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,   */
/* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL    */
/* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER */
/* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING    */
/* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER        */
/* DEALINGS IN THE SOFTWARE.                                                  */

#ifndef UTIL3D_OBJ_H
#define UTIL3D_OBJ_H

#ifdef __cplusplus
extern "C" {
#endif

/*============================================================================*/

enum {
	OBJ_KD,
	OBJ_KA,
	OBJ_KE,
	OBJ_KS,
	OBJ_NS,
	OBJ_KN,
	OBJ_PROP_COUNT
};

#define OBJ_OPT_CLAMP  1

/*----------------------------------------------------------------------------*/

typedef struct obj obj;

obj *obj_create(const char *);
void obj_render(obj *);
void obj_delete(obj *);

/*----------------------------------------------------------------------------*/

int  obj_add_mtrl(obj *);
int  obj_add_vert(obj *);
int  obj_add_poly(obj *, int);
int  obj_add_line(obj *, int);
int  obj_add_surf(obj *);

int  obj_num_mtrl(const obj *);
int  obj_num_vert(const obj *);
int  obj_num_poly(const obj *, int);
int  obj_num_line(const obj *, int);
int  obj_num_surf(const obj *);

void obj_del_mtrl(obj *, int);
void obj_del_vert(obj *, int);
void obj_del_poly(obj *, int, int);
void obj_del_line(obj *, int, int);
void obj_del_surf(obj *, int);

/*----------------------------------------------------------------------------*/

void obj_set_mtrl_name(obj *, int,      const char *);
void obj_set_mtrl_map (obj *, int, int, const char *);
void obj_set_mtrl_opt (obj *, int, int, unsigned int);
void obj_set_mtrl_c   (obj *, int, int, const float[4]);
void obj_set_mtrl_o   (obj *, int, int, const float[3]);
void obj_set_mtrl_s   (obj *, int, int, const float[3]);

void obj_set_vert_v(obj *, int, const float[3]);
void obj_set_vert_t(obj *, int, const float[2]);
void obj_set_vert_n(obj *, int, const float[3]);
void obj_set_vert_u(obj *, int, const float[3]);

void obj_set_poly(obj *, int, int, const int[3]);
void obj_set_line(obj *, int, int, const int[2]);
void obj_set_surf(obj *, int, int);

void obj_set_vert_loc(obj *, int, int, int, int);
void obj_set_prop_loc(obj *, int, int, int, int);

/*----------------------------------------------------------------------------*/

const char  *obj_get_mtrl_name(const obj *, int);
unsigned int obj_get_mtrl_map (const obj *, int, int);
unsigned int obj_get_mtrl_opt (const obj *, int, int);
void         obj_get_mtrl_c   (const obj *, int, int, float *);
void         obj_get_mtrl_o   (const obj *, int, int, float *);
void         obj_get_mtrl_s   (const obj *, int, int, float *);

void obj_get_vert_v(const obj *, int, float *);
void obj_get_vert_t(const obj *, int, float *);
void obj_get_vert_n(const obj *, int, float *);

void obj_get_poly(const obj *, int, int, int *);
void obj_get_line(const obj *, int, int, int *);
int  obj_get_surf(const obj *, int);

/*----------------------------------------------------------------------------*/

void  obj_render_mtrl(const obj *, int);
void  obj_render_surf(const obj *, int);
void  obj_render_file(const obj *);

/*----------------------------------------------------------------------------*/

unsigned int obj_load_image(const char *);

void  obj_mini(obj *);
void  obj_norm(obj *);
void  obj_proc(obj *);
void  obj_uniq(obj *, float, float, int);
void  obj_sort(obj *, int);
float obj_acmr(obj *, int);

void  obj_bound(const obj *, float *);
void  obj_write(const obj *, const char *, const char *, const char *, int);

/*======================================================================+=====*/

#ifdef __cplusplus
}
#endif
#endif